Related Content

A spokesperson said Giffords' team approaches parade organizers and asked if she might take part.

Giffords was shot in the head at a meet-and-greet with constituents outside a grocery store in Tucson, Ariz., in January 2011. She has undergone painstaking physical and speech therapy, and she reluctantly resigned her seat in Congress.

She and husband Mark Kelly, a former astronaut, have been lobbying in recent months for policy changes aimed at reducing gun violence.